Include what you use for the preparser.

src/cached-powers.cc

Index: src/cached-powers.cc
diff --git a/src/cached-powers.cc b/src/cached-powers.cc
index 9241d265826bb23a5025665179850fdd4d4e2402..de14a02f7f62669c2c434bb6e10ba0fbd6e7ffb7 100644
--- a/src/cached-powers.cc
+++ b/src/cached-powers.cc
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -25,14 +25,12 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#include <stdarg.h>
-#include <math.h>
-#include <limits.h>
+#include "cached-powers.h"
 
-#include "../include/v8stdint.h"
-#include "globals.h"
+#include <math.h>
 #include "checks.h"
-#include "cached-powers.h"
+#include "diy-fp.h"
+#include "globals.h"
 
 namespace v8 {
 namespace internal {